On 14/12/2019 13:23, Axel Berger wrote:
> Ahem A Rivet's Shot wrote:
>> they've always seemed to
>> need to be unreasonably large, it's surprising to me if the combined
>> contrails makes a large enough reflector to have such an effect.
>
> Depends on how you view it. If contrails weren't a by-product but the
> purpose for all those planes the cost would be ridiculous.
>
>> if it were
>> proven and the next move was to encourage widespread air travel in order to
>> improve the climate.
>
> I expect that just making existing trails denser and more visible for
> the existing flights would not be hard problem to solve.
>
CnH2n+x.O2= nH20 + nCo2

Increase the water, increase the CO2.

--
“People believe certain stories because everyone important tells them,
and people tell those stories because everyone important believes them.
Indeed, when a conventional wisdom is at its fullest strength, one’s
agreement with that conventional wisdom becomes almost a litmus test of
one’s suitability to be taken seriously.”

Paul Krugman

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